Forward Citations = 446

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7 inventors (with patents filed for the assignee):

Ka Yin Leung (10 out of 76 patents)

Douglas R Holberg (5 out of 44 patents)

Douglas S Piasecki (5 out of 46 patents)

4. Alvin C Storvik, Ii (2 out of 9 patents)

5. Ken Fernald (1 out of 2 patents)

6. Michael S Enoch (1 out of 1 patent)

7. Kenneth Wilson Fernald (1 out of 71 patents)

16 patents: Sort by Forward Citations

1. 6724336 - Segmented D/A converter with enhanced dynamic range (2004-04-20),

2. 6642877 - Method of forming D/A resistor strings with cross coupling switches (2003-11-04),

3. 6615324 - Embedded microprocessor multi-level security system in flash memory (2003-09-02),

4. 6559629 - Supply voltage monitor using bandgap device without feedback (2003-05-06),

5. 6509758 - IC with digital and analog circuits and mixed signal I/O pins (2003-01-21),

6. 6507215 - Programmable driver for an I/O pin of an integrated circuit (2003-01-14),

7. 6456220 - Analog-to-digital converter for processing differential and single-ended inputs (2002-09-24),

8. 6452778 - Parasitic insensitive capacitor in d/a converter (2002-09-17),

9. 6448917 - DAC using current source driving main resistor string (2002-09-10),

10. 6448916 - Dual sub-DAC resistor strings with analog interpolation (2002-09-10),

11. 6433717 - D/A resistor strings with cross coupling switches (2002-08-13),

12. 6400300 - D/A converter street effect compensation (2002-06-04),

13. 6384763 - Segemented D/A converter with enhanced dynamic range (2002-05-07),

14. 6307497 - Programmable gain ADC (2001-10-23),

15. 6300889 - System on chip with ADC having serial test mode (2001-10-09),

Company Overview

Cygnal Integrated Products, Inc. is a technology company based in Austin, Texas, specializing in the development and manufacturing of advanced integrated circuits and semiconductor solutions. The company focuses on delivering innovative products for various applications, including consumer electronics, telecommunications, and industrial systems. With a commitment to research and development, Cygnal aims to enhance performance and efficiency in electronic devices, positioning itself as a key player in the semiconductor industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

16 Patents

#197 in Austin, TX

#1,217 in Texas

#19,935 in US

#37,868 in the World

Austin, TX, United States of America

Cygnal Integrated Products, Inc.

Forward Citations = 446

7 inventors:

Ka Yin Leung (10 out of 76 patents)

Douglas R Holberg (5 out of 44 patents)

Douglas S Piasecki (5 out of 46 patents)

4. Alvin C Storvik, Ii (2 out of 9 patents)

5. Ken Fernald (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cygnal Integrated Products, Inc.. Retrieved from https://idiyas.com/company/cygnal-integrated-products

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]